Patrice Bergeron and Brad Marchand also scored for Boston, which improved to 6-1-1 on the road.

After blowing a two-goal lead, the Bruins took a 3-2 advantage on Marchand's goal from the slot with 6:02 to go in the second. Horton extended the lead to 4-2 when he redirected Zdeno Chara's pass at 2:33 of the third.

Tampa Bay got goals from Steven Stamkos and Cory Conacher, but the Lightning's two-game winning streak, which followed an 0-5-1 stretch, was snapped.

The Bruins took a 2-0 lead early in the first on goals by Horton and Bergeron.

Horton scored on the rebound from the low left circle 1:11 into the game. Bergeron made it 2-0 when he beat goalie Anders Lindback from the right circle at 3:50.

Horton has 26 goals and 46 points in 45 games against the Lightning.

Tampa Bay got within 2-1 on Stamkos' 11th goal of the season with 11:47 left in the first. Teddy Purcell set up the goal after winning a battle for the puck in the slot.

Purcell finished with two assists.

Conacher got a wrist shot from the left circle past Tuukka Rask 9 minutes into the second that tied it 2-2. The rookie snapped an eight-game drought with his sixth goal of the season.

A maid who cleaned the home of former New England Patriots player Aaron Hernandez has testified at his murder trial that she saw him "messing with" the security camera in his basement the day after the killing.